961. Решите неравенства: 1) 9-(5х+1)/2 х+5; 2) 1,75+2х/3 х+1 2/3; 3) (4+у)/2-(у+2)/7 у+3; 4) 4+(7у-3)/5 (3у+5)/4-3у/2;

Question

Математика: 961. Решите неравенства: 1) 9-(5х+1)/2 х+5; 2) 1,75+2х/3 х+1 2/3; 3) (4+у)/2-(у+2)/7 у+3; 4) 4+(7у-3)/5 (3у+5)/4-3у/2;

maririz405 · Answer

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961. Решите неравенства: 1) 9-(5х+1)/2 > х+5;
2) 1,75+2х/3 < х+1 2/3;
3) (4+у)/2-(у+2)/7 < у+3;
4) 4+(7у-3)/5 > (3у+5)/4-3у/2;